Ukraine's energy minister has told the parliament in Kyiv that Russia has begun to restrict coal supplies to Ukraine, days after the Kremlin threatened to punish Kyiv for a power blackout of Russian-annexed Crimea.
Ukraine's energy minister has told the parliament in Kyiv that Russia has begun to restrict coal supplies to Ukraine, days after the Kremlin threatened to punish Kyiv for a power blackout of Russian-annexed Crimea.